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NSR database version of April 11, 2024.

Search: Author = P.Collon

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2020AN02      Phys.Rev. C 101, 025801 (2020)

T.Anderson, M.Skulski, L.Callahan, A.Clark, A.Nelson, P.Collon, G.Chmiel, T.Woodruff, M.Caffee

Measurement of 34S(3He, p)36Cl cross sections for nuclide enrichment in the early solar system

NUCLEAR REACTIONS 3He(34S, p)36Cl, E=1.11-2.36 MeV/nucleon; measured production σ(E) for 36Cl at NSL, University of Notre Dame, 36Cl atoms by accelerator mass spectroscopy (AMS) at NSL and at PRIME laboratory, Purdue University. Comparison with predictions from TALYS and other models. Discussed astrophysical implications of 36Cl in terms of presence of short-lived radionuclides (SLRs) at the time of the formation of the solar system.

doi: 10.1103/PhysRevC.101.025801
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2455.


2019PA57      Nucl.Instrum.Methods Phys.Res. B438, 172 (2019)

R.C.Pardo, T.Palchan-Hazan, R.Scott, M.Paul, O.Nusair, W.Bauder, R.Vondrasek, D.Seweryniak, S.Baker, R.Talwar, P.Collon, F.G.Kondev, G.Youinou, M.Salvatores, G.Palmiotti, J.Berg, J.Giglio, M.T.Giglio, G.Imel, C.Nair, C.L.Jiang

Laser Ablation Positive-Ion AMS of Neutron Activated Actinides

NUCLEAR REACTIONS 236U, 242Pu(n, X), E not given; measured reaction products; deduced neutron transmutation rates by accelerator mass spectrometry.

doi: 10.1016/j.nimb.2018.05.004
Citations: PlumX Metrics


2018TE04      Phys.Rev.Lett. 121, 112701 (2018)

M.Tessler, M.Paul, S.Halfon, B.S.Meyer, R.Pardo, R.Purtschert, K.E.Rehm, R.Scott, M.Weigand, L.Weissman, S.Almaraz-Calderon, M.L.Avila, D.Baggenstos, P.Collon, N.Hazenshprung, Y.Kashiv, D.Kijel, A.Kreisel, R.Reifarth, D.Santiago-Gonzalez, A.Shor, I.Silverman, R.Talwar, D.Veltum, R.Vondrasek

Stellar 36, 38Ar(n, γ)37, 39Ar Reactions and Their Effect on Light Neutron-Rich Nuclide Synthesis

NUCLEAR REACTIONS 36,38Ar(n, γ), E ∼ 30 keV; measured reaction products, Eβ, Iβ; deduced thermal σ, Maxwellian average cross sections (MACS). Comparison with available data.

doi: 10.1103/PhysRevLett.121.112701
Citations: PlumX Metrics


2017AN08      Phys.Rev. C 96, 015803 (2017)

T.Anderson, M.Skulski, A.Clark, A.Nelson, K.Ostdiek, P.Collon, G.Chmiel, T.Woodruff, M.Caffee

Re-measurement of the 33S (α, p)36Cl cross section for early solar system nuclide enrichment

NUCLEAR REACTIONS 4He(33S, 36Cl), E=0.78-1.52 MeV/nucleon; measured 36Cl/Cl concentrations by AMS technique, integrated σ(E) at the Tandem accelerator of the NSL, University of Notre Dame. Comparison with previous experimental measurements and with Hauser-Feshbach code TALYS. Systematically lower cross sections obtained in the present work than in the originally reported ones, thus resolving the discrepancy with theoretical calculations.

doi: 10.1103/PhysRevC.96.015803
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2268.


2017OS02      Phys.Rev. C 95, 055809 (2017)

K.M.Ostdiek, T.S.Anderson, W.K.Bauder, M.R.Bowers, A.M.Clark, P.Collon, W.Lu, A.D.Nelson, D.Robertson, M.Skulski, R.Dressler, D.Schumann, J.P.Greene, W.Kutschera, M.Paul

Activity measurement of 60Fe through the decay of 60mCo and confirmation of its half-life

RADIOACTIVITY 60Fe(β-)[from Cu(p, X), E=590 MeV at PSI followed by chemical separation]; 60mCo(IT); measured Eγ, Iγ from 60mCo decay, half-life of 60Fe via the 2+ isomeric state of 60Co, number of atoms of 60Fe from 60Fe/56Fe isotopic ratios of samples using accelerator mass spectrometry (AMS) technique. Experiments performed at the university of Notre Dame. Comparison with previous half-life measurements.

doi: 10.1103/PhysRevC.95.055809
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Data from this article have been entered in the XUNDL database. For more information, click here.


2015OS02      Nucl.Instrum.Methods Phys.Res. B361, 638 (2015)

K.Ostdiek, T.Anderson, W.Bauder, M.Bowers, P.Collon, R.Dressler, J.Greene, W.Kutschera, W.Lu, M.Paul, D.Robertson, D.Schumann, M.Skulski, A.Wallner

Towards a measurement of the half-life of 60Fe for stellar and early Solar System models

RADIOACTIVITY 60Fe(β-); measured decay products; deduced T1/2. Accelerator mass spectrometry, comparison with available data.

doi: 10.1016/j.nimb.2015.05.033
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Data from this article have been entered in the XUNDL database. For more information, click here.


2013BO01      Nucl.Instrum.Methods Phys.Res. B294, 491 (2013)

M.Bowers, P.Collon, Y.Kashiv, W.Bauder, K.Chamberlin, W.Lu, D.Robertson, C.Schmitt

First experimental results of the 33S(α, p)36Cl cross section for production in the Early Solar System

NUCLEAR REACTIONS 4He(33S, p)36Cl, E=90 MeV; measured reaction products; deduced σ, 36Cl/Cl ratio. Accelerator Mass Spectroscopy (AMS), chemical separation. Comparison with Hauser-Feshbach calculations.

doi: 10.1016/j.nimb.2011.12.024
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1968.


2013BO30      Phys.Rev. C 88, 065802 (2013)

M.Bowers, Y.Kashiv, W.Bauder, M.Beard, P.Collon, W.Lu, K.Ostdiek, D.Robertson

Measurement of the 33S(α, p)36Cl cross section: Implications for production of 36Cl in the early Solar System

NUCLEAR REACTIONS 33S(α, p)36Cl, E=0.70-2.42 MeV/nucleon; measured reaction products, σ(E), 36Cl/Cl ratio using accelerator mass spectrometry (AMS) technique from 36Cl ions extracted from the (α, p) reaction at Notre Dame accelerator facility. Comparison of measured σ with theoretical cross sections used in the early solar system (ESS) irradiation models, and calculated values from NON-SMOKER and TALYS Hauser-Feshbach codes. Relevance to production of τ<100 My in the early Solar System.

doi: 10.1103/PhysRevC.88.065802
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1968.


2012KI16      Science 335, 1614 (2012)

N.Kinoshita, M.Paul, Y.Kashiv, P.Collon, C.M.Deibel, B.DiGiovine, J.P.Greene, D.J.Henderson, C.L.Jiang, S.T.Marley, T.Nakanishi, R.C.Pardo, K.E.Rehm, D.Robertson, R.Scott, C.Schmitt, X.D.Tang, R.Vondrasek, A.Yokoyama

A Shorter 146Sm Half-Life Measured and Implications for 146Sm-142Nd Chronology in the Solar System

RADIOACTIVITY 146Sm(α); measured decay products, Eα, Iα; deduced T1/2 and its uncertainty and 146Sm/144Sm ratio. 146Sm - 142Nd clock, comparison with available data.

doi: 10.1126/science.1215510
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2012RO13      Phys.Rev. C 85, 045810 (2012)

D.Robertson, J.Gorres, P.Collon, M.Wiescher, H.-W.Becker

New measurement of the astrophysically important 40Ca(α, γ)44Ti reaction

NUCLEAR REACTIONS 40Ca(α, γ)44Ti, E=3.0-4.6 MeV; measured Eγ, Iγ, σ(E). 44Ti; deduced α resonances, levels, resonance strengths, reaction rates of astrophysical interest. Comparison with previous studies and theoretical model calculations.

doi: 10.1103/PhysRevC.85.045810
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1991. Data from this article have been entered in the XUNDL database. For more information, click here.


2010JI03      Phys.Rev. C 81, 024611 (2010)

C.L.Jiang, K.E.Rehm, H.Esbensen, B.B.Back, R.V.F.Janssens, P.Collon, C.M.Deibel, B.DiGiovine, J.M.Figueira, J.P.Greene, D.J.Henderson, H.Y.Lee, M.Notani, S.T.Marley, R.C.Pardo, N.Patel, D.Seweryniak, X.D.Tang, C.Ugalde, S.Zhu

Fusion hindrance for 27Al+45Sc and other systems with a positive Q value

NUCLEAR REACTIONS 45Sc(27Al, X), E=51-82 MeV; measured fragment spectra, σ, astrophysical S-factor. Comparison with coupled-channels calculations. 14N(14N, X), E=4-11 MeV; 30Si(28Si, X), E=25-31 MeV; 45Sc(27Al, X), E=32-39 MeV; 64Ni(28Si, X), E=44-51 MeV; 40Ca(40Ca, X), E=49-57 MeV; 48Ca(48Ca, X), E=46-56 MeV; 48Ca(36S, X), E=37-48 MeV; comparison of measured cross sections and astrophysical S-factors with coupled-channel calculations.

doi: 10.1103/PhysRevC.81.024611
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1781.


2008JI04      Phys.Rev. C 78, 017601 (2008)

C.L.Jiang, B.B.Back, H.Esbensen, J.P.Greene, R.V.F.Janssens, D.J.Henderson, H.Y.Lee, C.J.Lister, M.Notani, R.C.Pardo, N.Patel, K.E.Rehm, D.Seweryniak, B.Shumard, X.Wang, S.Zhu, S.Misicu, P.Collon, X.D.Tang

Fusion hindrance for a positive Q-value system

NUCLEAR REACTIONS 30Si(28Si, X), E=48.5-71 MeV; measured excitation functions, fusion σ. 12C(12C, X); systematics of Q-values. Comparisons with model calculations.

doi: 10.1103/PhysRevC.78.017601
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2208.


2008KI05      J.Phys.(London) G35, 014033 (2008)

N.Kinoshita, T.Hashimoto, T.Nakanishi, A.Yokoyama, H.Amakawa, T.Mitsugashira, T.Ohtsuki, N.Takahashi, I.Ahmad, J.P.Greene, D.J.Henderson, C.L.Jiang, M.Notani, R.C.Pardo, N.Patel, K.E.Rehm, R.Scott, R.Vondrasek, L.Jisonna, P.Collon, D.Robertson, C.Schmitt, X.D.Tang, Y.Kashiv, H.Nassar, M.Paul

Ultra-sensitive detection of p-process nuclide 146Sm produced by (γ, n), (p, 2nε) and (n, 2n) reactions

doi: 10.1088/0954-3899/35/1/014033
Citations: PlumX Metrics


2007HA49      J.Nucl.Radiochem.Sci. 8, 109 (2007)

T.Hashimoto, T.Nakanishi, A.Yokoyama, H.Amakawa, T.Mitsugashira, T.Ohtsuki, N.Takahashi, I.Ahmad, J.P.Greene, D.J.Henderson, C.L.Jiang, M.Notani, R.C.Pardo, N.Patel, K.E.Rehm, R.Scott, R.Vondrasek, L.Jisonna, P.Collon, D.Robertson, C.Schmitt, X.D.Tang, Y.Kashiv, M.Paul

Technological Development for Half-life Measurement of 146Sm Nuclide

NUCLEAR REACTIONS 147Sm(γ, n), E < 50 MeV; 147Sm(n, 2n), E=6-10 MeV; 147Sm(p, 2n), E=21 MeV; measured Eα, Iα.


2007RO12      Nucl.Instrum.Methods Phys.Res. B259, 669 (2007)

D.Robertson, C.Schmitt, Ph.Collon, D.Henderson, B.Shumard, L.Lamm, E.Stech, T.Butterfield, P.Engel, G.Hsu, G.Konecki, S.Kurtz, R.Meharchand, A.Signoracci, J.Wittenbach

A new AMS setup for nuclear astrophysics experiments

doi: 10.1016/j.nimb.2007.01.261
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2006JI06      Phys.Lett. B 640, 18 (2006)

C.L.Jiang, B.B.Back, H.Esbensen, R.V.F.Janssens, S.Misicu, K.E.Rehm, P.Collon, C.N.Davids, J.Greene, D.J.Henderson, L.Jisonna, S.Kurtz, C.J.Lister, M.Notani, M.Paul, R.Pardo, D.Peterson, D.Seweryniak, B.Shumard, X.D.Tang, I.Tanihata, X.Wang, S.Zhu

First evidence of fusion hindrance for a small Q-value system

NUCLEAR REACTIONS 64Ni(28Si, X), E=63-95 MeV; measured fusion-evaporation σ, fusion excitation function; deduced hindrance at sub-barrier energies. Coupled-channels analysis.

doi: 10.1016/j.physletb.2006.07.007
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2005JI02      Phys.Rev. C 71, 044613 (2005)

C.L.Jiang, K.E.Rehm, H.Esbensen, R.V.F.Janssens, B.B.Back, C.N.Davids, J.P.Greene, D.J.Henderson, C.J.Lister, R.C.Pardo, T.Pennington, D.Peterson, D.Seweryniak, B.Shumard, S.Sinha, X.D.Tang, I.Tanihata, S.Zhu, P.Collon, S.Kurtz, M.Paul

Hindrance of heavy-ion fusion at extreme sub-barrier energies in open-shell colliding systems

NUCLEAR REACTIONS 100Mo(64Ni, X), E=196-262 MeV; measured fusion-evaporation σ, fusion excitation function; deduced hindrance at sub-barrier energies. 58,60,64Ni, 74Ge, 90,91,94Zr, 92,100Mo, 124Sn(58Ni, X), 89Y(60Ni, X), 64Ni, 74Ge, 92,96Zr, 92,100Mo, 124Sn(64Ni, X), E(cm) ≈ 120 MeV; analyzed fusion σ, sub-barrier hindrance.

doi: 10.1103/PhysRevC.71.044613
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2005NA08      Phys.Rev.Lett. 94, 092504 (2005)

H.Nassar, M.Paul, I.Ahmad, D.Berkovits, M.Bettan, P.Collon, S.Dababneh, S.Ghelberg, J.P.Greene, A.Heger, M.Heil, D.J.Henderson, C.L.Jiang, F.Kappeler, H.Koivisto, S.O'Brien, R.C.Pardo, N.Patronis, T.Pennington, R.Plag, K.E.Rehm, R.Reifarth, R.Scott, S.Sinha, X.Tang, R.Vondrasek

Stellar (n, γ) Cross Section of 62Ni

NUCLEAR REACTIONS 62Ni(n, γ), E=spectrum; measured total σ. Fast-neutron activation, accelerator mass spectrometry. Astrophysical implications discussed.

doi: 10.1103/PhysRevLett.94.092504
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22959.


2004JI05      Phys.Rev.Lett. 93, 012701 (2004)

C.L.Jiang, K.E.Rehm, R.V.F.Janssens, H.Esbensen, I.Ahmad, B.B.Back, P.Collon, C.N.Davids, J.P.Greene, D.J.Henderson, G.Mukherjee, R.C.Pardo, M.Paul, T.O.Pennington, D.Seweryniak, S.Sinha, Z.Zhou

Influence of Nuclear Structure on Sub-Barrier Hindrance in Ni + Ni Fusion

NUCLEAR REACTIONS 64Ni(64Ni, X), E=171-220 MeV; measured fusion excitation function; deduced structure effects in sub-barrier hindrance. Comparison with similar reactions.

doi: 10.1103/PhysRevLett.93.012701
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2004JI07      Prog.Theor.Phys.(Kyoto), Suppl. 154, 61 (2004)

C.L.Jiang, H.Esbensen, K.E.Rehm, B.B.Back, R.V.F.Janssens, C.N.Davids, J.P.Greene, D.J.Henderson, G.Mukherjee, R.C.Pardo, T.O.Pennington, D.Seweryniak, S.Sinha, Z.Zhou, M.Paul, P.Collon, J.A.Caggiano, A.M.Heinz, I.Nishinaka

Systematics of Heavy-Ion Fusion Reactions at Extreme Sub-Barrier Energies

NUCLEAR REACTIONS 64Ni(64Ni, X), E=172-212 MeV; measured fusion excitation function; deduced barrier distribution. Fragment mass analyzer, S-factor analysis, fusion reaction systematics discussed.

doi: 10.1143/PTPS.154.61
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2004NA39      Nucl.Phys. A746, 613c (2004)

H.Nassar, S.Ghelberg, M.Paul, S.Dababneh, M.Heil, F.Kappeler, R.Plag, I.Ahmad, J.P.Greene, D.J.Henderson, C.L.Jiang, R.C.Pardo, T.Pennington, K.E.Rehm, R.Scott, S.Sinha, X.Tang, R.Vondrasek, H.Koivisto, D.Berkovits, M.Bettan, R.Reifarth, P.Collon, S.O'Brien, N.Patronis

Production and isobaric separation of 63Ni ions for determination of the 62Ni(n, γ)63Ni reaction cross section at stellar temperatures

NUCLEAR REACTIONS 62Ni(n, γ), E=fast; measured yields.

doi: 10.1016/j.nuclphysa.2004.09.140
Citations: PlumX Metrics


2002HA15      Phys.Rev. C65, 035803 (2002)

B.Harss, C.L.Jiang, K.E.Rehm, J.P.Schiffer, J.Caggiano, P.Collon, J.P.Greene, D.Henderson, A.Heinz, R.V.F.Janssens, J.Nolen, R.C.Pardo, T.Pennington, R.H.Siemssen, A.A.Sonzogni, J.Uusitalo, I.Wiedenhover, M.Paul, T.F.Wang, F.Borasi, R.E.Segel, J.C.Blackmon, M.Smith, A.Chen, P.Parker

Widths of Astrophysically Important Resonances in 18Ne

NUCLEAR REACTIONS 1H(17F, p), (17F, α), E(cm)=3.07-3.94 MeV; measured σ, σ(E, θ). 17F(p, p'), E(cm) ≈ 3.5 MeV; deduced σ(θ). 14O(α, p), E=low; deduced astrophysical reaction rates. 18Ne deduced resonance parameters.

doi: 10.1103/PhysRevC.65.035803
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1119.


2002JI04      Phys.Rev.Lett. 89, 052701 (2002); Comment Phys.Rev.Lett. 91, 229201 (2003)

C.L.Jiang, H.Esbensen, K.E.Rehm, B.B.Back, R.V.F.Janssens, J.A.Caggiano, P.Collon, J.Greene, A.M.Heinz, D.J.Henderson, I.Nishinaka, T.O.Pennington, D.Seweryniak

Unexpected Behavior of Heavy-Ion Fusion Cross Sections at Extreme Sub-Barrier Energies

NUCLEAR REACTIONS 89Y(60Ni, X), E=122-136 MeV; measured fusion-evaporation σ; deduced discrepancy with model prediction at low energy. Comparison with previous results from other systems.

doi: 10.1103/PhysRevLett.89.052701
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2002RE29      Phys.Rev.Lett. 89, 132501 (2002)

K.E.Rehm, C.L.Jiang, I.Ahmad, J.Caggiano, P.Collon, J.P.Greene, D.Henderson, A.Heinz, R.V.F.Janssens, R.C.Pardo, T.Pennington, J.P.Schiffer, R.H.Siemssen, A.H.Wuosmaa, M.Paul, P.Mohr

Large Angle Elastic Alpha Scattering on a N = Z Nucleus above A = 40

NUCLEAR REACTIONS 4He(44Ti, 44Ti), (44Ti, 44Ti'), (40Ca, 40Ca), E(cm)=21.8 MeV; measured σ(θ); deduced angle-integrated σ, optical model parameters.

doi: 10.1103/PhysRevLett.89.132501
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1652.


1995TI10      Nucl.Instrum.Methods Phys.Res. A365, 446 (1995)

I.Tilquin, Y.El Masri, M.Parlog, Ph.Collon, M.Hadri, Th.Keutgen, J.Lehmann, P.Leleux, P.Lipnik, A.Ninane, F.Hanappe, G.Bizard, D.Durand, P.Mosrin, J.Peter, R.Regimbart, B.Tamain

Detection Efficiency of the Neutron Modular Detector DEMON and Related Characteristics

NUCLEAR REACTIONS 12C(n, n'γ), E=8-21 MeV; measured neutron tof spectra; deduced detection efficiency, cross talk efficiency, nγ-, n(charged particle)-discrimination related characteristics. DEMON detector array.

doi: 10.1016/0168-9002(95)00425-4
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